(19)

(11)

EP 1 972 028 A1

(12)

(43) Date of publication: 24.09.2008 Bulletin 2008/39 (21) Application number: 06820139.1 (22) Date of filing: 18.12.2006

(51) International Patent Classification (IPC):  H01Q 7/00(2006.01) (86) International application number: PCT/FI2006/050563 (87) International publication number: WO 2007/080214 (19.07.2007 Gazette 2007/29)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 09.01.2006 FI 20065008 (71) Applicant: Pulse Finland Oy 90440 Kempele (FI)	(72) Inventors: TANSKA, Mika FI-90240 Oulu (FI) KOSKINIEMI, Kimmo FI-90310 Oulu (FI) (74) Representative: Vanhala, Jorma Kalevi  Berggren Oy Ab Lentokatu 2 90460 Oulunsalo 90460 Oulunsalo (FI)